Locking plate



FIG. 1 is a side elevational view of a locking plate showing my new design;

FIG. 2 is a side elevational view thereof, opposite to that shown in FIG. 1;

FIG. 3 is an end elevational view thereof;

FIG. 4 is an end elevational view thereof, opposite to that shown in FIG. 3;

FIG. 5 is a bottom plan view thereof; and

FIG. 6 is a top plan view thereof. 

The ornamental design for a locking plate, as shown. 